3 ms·
It's not 400 miles and not 300mph but the Hong Kong to Shenzhen XRL line is underground, traveling at up to 350kph. https://www.hyd.gov.hk/en/road_and_railway/
by aeyes 4y ago
It's not 400 miles and not 300mph but the Hong Kong to Shenzhen XRL line is underground, traveling at up to 350kph.
https://www.hyd.gov.hk/en/road_and_railway/railway_network/xrl/index.html https://www.hyd.gov.hk/en/road_and_railway/railway_network/x...